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/litho·trip·ter/ (lith´o-trip″ter) an instrument for crushing calculi in lithotripsy.




A device that pulverizes kidney stones and gallstones by passing shock waves through a water-filled tub in which the patient sits.


Urology A device used during cystoscopy to crush and remove bladder, ureteral, and renal stones


, lithotriptor (lith'o-trip?ter) [ litho- + Gr. trip(sis), rubbing]
A device for breaking up kidney stones. Synonym: lithotrite

electrohydraulic lithotripter

An intracorporeal lithotripter. It is a fluid-filled device that uses electrically generated shock waves next to stones to fragment them.

laser lithotripter

A lithotripter that fragments stones by applying photothermal energy. An endoscope is inserted through the urethra into the bladder, ureter, or renal pelvis and is placed alongside the stone. Application of a laser causes the stone to break apart.

percutaneous ultrasonic lithotripter

A lithotripter that uses ultrasound to break up kidney stones and gallstones. The sound waves are applied to the outside of the body and penetrate to the calculi.
See: extracorporeal shock wave lithotripsy